Stress exerted by the circulating blood on the arteries. It is a result of die product of cardiac output and vascular resistance.
The pressure of the blood in the arteries. For a normal young person at physical and mental rest and in sitting position, systolic blood pressure averages about 120 mm Hg; diastolic pressure about 80 mm Hg. A wide range of normal variation is due to constitutional, physical, and psychic factors. For women, the figures are slightly lower. For older people, they are higher. Normally there is little difference in the blood pressure recorded in the two arms.
The stress on the arterial wall caused by the pressure of blood inside it.